Dell Precision M60 Série Guide De L'utilisateur page 17

Connect the AC adapter to the AC adapter connector on the computer and to the
3
electrical outlet.
Open the computer display and press the power button to turn on the computer.
4
NOTE: Do not connect the computer to the docking device until the computer has been turned
on and shut down at least once.
power
button
Sy s tem I nf o r m a ti on G u id e
15